Build a wooden robot and paint it with colors. With the rays of the sun, the semiconductor chip converts the thermal energy of the sun into electric energy, which rotates the shaft and makes the robot to move. Replace the storage batteries by green solar energy. Content: plywood pieces, solar panel, glue, gears, wheels, electric motor, metal rod, paint, brush, plastic joints, eva foam(...)
Product size: 22.7 x 19 x 4.2 cm
